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Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.8 quake has struck near Alaska

Earthquake location 55.6932S, -149.222WA minor earthquake magnitude 3.8 (ml/mb) has occurred on Sunday, Gulf of Alaska (0 miles). The epicenter was at a depth of 15.29 km (10 miles). The 3.8-magnitude earthquake was detected at 07:58:54 / 7:58 am (local time epicenter). Global date and time of event UTC/GMT: 04/02/18 / 2018-02-04 17:58:54 / February 4, 2018 @ 5:58 pm. Event id: us2000d19s. Ids that are associated to the earthquake: ak18330406, us2000d19s. Exact location of event, longitude -149.222 West, latitude 55.6932 North, depth = 15.29 km.

Each year there are an estimated 130,000 minor earthquakes in the world. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been six hundred and fifty-six, in the last 10 days one thousand, four hundred and seventy-four, in the past 30 days two thousand, two hundred and ninety-five and in the last 365 days two thousand, two hundred and ninety-nine earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel anything?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: Gulf of Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 3.8 mb The magnitude for the event.
Longitude -149.222° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 55.6932° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 15.29 km Depth of the event in kilometers.
Place Gulf of Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-02-04 17:58:54 Time when the event occurred. UTC/GMT
Updated 2018-03-05 14:34:35 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 222 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 2.727 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.01 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 205 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us2000d19s Id of event.
Event Code 2000d19s An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18330406,us2000d19s, A comma-separated list of event ids that are associated to an event.

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